With what minimum speed must you toss a 130 g ball straight up to hit the 12 m-high roof of the gymnasium if you release the ball 1.3 m above the ground? I already figured out the minimum speed, 14m/s I'm confused on the next part With what speed does the ball hit the grou...
solve 3x=8=3x2 by completing the square
A sample of a hydrate of CuSO4 with a mass of 250 grams was heated until all the water was removed. The sample was then weighed and found to have a mass of 160 grams. What is the formula for the hydrate? CuSO4 * 10 H2O CuSO4 * 7 H2O CuSO4 * 5 H2O CuSO4 * 2 H2O CuSO4 * H2O
Translate: Sara always used to lose her keys. Is it? Sara siempre se le perdia los papeles.
for the same question: what is the rate of decomposition (in mol/L*hr) when C2H6= 0.00422 M?
An analysis of an unknown compound found it contained 40 g potassium, 52 g chromium and 56 g of oxygen. a) What is the empirical formula for this compound? Show the work you did to determine the formula. b) What type of compound is it, ionic, covalent or a combination of both?...
can someone help me
what are two characteristics of orientalism
since 911, what are some changes the united states has made to policy concerning arabs and muslims treatment
what is the difference between arab and muslims